003970000a22001210004500020001500000082001600015100002100031245004400052260003500096260000900131300001500140650012000155  a8176499439  a632.303 VID  aVidhyasedaran, P  aConcise Encyclopedia of plant Pathology  aNew Delhi, Viva Books Pvt Ltd;  c2007  axviii, 619  aBirth, Develo[ment of plant Pathology Bacteria Bacterial Pathogens, Viriods, Genetic engineering Biological control